@charset "UTF-8";
/*汉堡菜单*/
nav.navbar-default {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  height: 50px;
  border-radius: 0;
  background-color: rgba(0, 0, 0, 0.8);
  border: 0;
  display: none;
}
@media (max-width: 768px) {
  nav.navbar-default .navbar-collapse {
    border-top: 0;
  }
  nav.navbar-default .navbar-collapse .navbar-nav {
    margin-top: 0;
    background-color: #000000;
    border-radius: 6px;
  }
  nav.navbar-default .navbar-header {
    width: 100%;
  }
  nav.navbar-default .navbar-header .navbar-toggle {
    transform: translateX(30px);
  }
}
/*导航图标*/
ul.connectUl {
  margin-right: 30px;
  position: fixed;
  z-index: 1000;
  right: 1%;
  top: 20%;
  width: 8%;
  height: 60%;
  -webkit-margin-before: 0;
  -webkit-margin-after: 0;
  -webkit-margin-start: 0px;
  -webkit-margin-end: 0px;
  -webkit-padding-start: 0;
}
ul.connectUl li {
  width: 100%;
  height: 25%;
}
ul.connectUl li a {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  background-size: 100% 100%;
  text-align: center;
  margin-top: 15px;
  position: relative;
}
ul.connectUl li a span {
  font-size: 30px;
  font-weight: 700;
  color: white;
  display: none;
  position: relative;
  z-index: 999;
}
@media (max-width: 768px) {
  ul.connectUl li a span {
    font-size: 0;
  }
}
ul.connectUl li a div {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 0.8rem;
  background-color: rgba(0, 0, 0, 0);
}
ul.connectUl li a:hover span {
  display: inline-block;
}
ul.connectUl li a:hover div {
  background-color: rgba(0, 0, 0, 0.8);
}
@media (max-width: 768px) {
  ul.connectUl li a {
    border-radius: 4px;
  }
}
ul.connectUl li:nth-child(1) a {
  line-height: 100px;
  background-image: url('../images/first-header.jpg');
}
ul.connectUl li:nth-child(2) a {
  line-height: 50px;
  background-image: url('../images/first-header2.jpg');
}
ul.connectUl li:nth-child(3) a {
  line-height: 50px;
  background-image: url('../images/first-header3.jpg');
}
@media (max-width: 768px) {
  ul.connectUl li:nth-child(1) a {
    line-height: 32px;
  }
  ul.connectUl li:nth-child(2) a {
    line-height: 16px;
  }
  ul.connectUl li:nth-child(3) a {
    line-height: 16px;
  }
}
@media (max-width: 768px) {
  ul.connectUl {
    top: 13%;
  }
  ul.connectUl li {
    height: 20%;
  }
}
/*音乐播放器*/
audio {
  width: 25%;
  height: 40px;
  position: absolute;
  top: 1%;
  right: 1%;
  z-index: 2;
}
@media (max-width: 768px) {
  display: none;
}
